linux-kernel - Re: [PATCH v2 2/2] arm64: dts: agilex5: add fpga-region and fpga-mgr nodes

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Message-ID: <c7470b9e-5c8f-4498-a752-9c986de8aca2@kernel.org>
Date: Thu, 13 Nov 2025 08:12:24 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Xu Yilun <yilun.xu@...ux.intel.com>,
 Khairul Anuar Romli <khairul.anuar.romli@...era.com>
Cc: Moritz Fischer <mdf@...nel.org>, Xu Yilun <yilun.xu@...el.com>,
 Tom Rix <trix@...hat.com>, Dinh Nguyen <dinguyen@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Mahesh Rao <mahesh.rao@...era.com>,
 Ho Yin <adrian.ho.yin.ng@...era.com>,
 Niravkumar L Rabara <nirav.rabara@...era.com>, linux-fpga@...r.kernel.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 2/2] arm64: dts: agilex5: add fpga-region and fpga-mgr
 nodes

On 13/11/2025 06:55, Xu Yilun wrote:
> On Thu, Nov 13, 2025 at 12:43:56PM +0800, Khairul Anuar Romli wrote:
>> The Intel Agilex 5 SoC contains a programmable FPGA region that requires
>> proper device tree description to enable FPGA manager support in the Linux
>> kernel. Without the 'fpga-region' and 'fpga-mgr' nodes, the kernel cannot
>> detect or manage the FPGA hardware correctly.
>>
>> This patch adds a 'fpga-region' node with compatible = "fpga-region", along
>> with appropriate #address-cells and #size-cells properties, to describe the
>> FPGA region layout.
>>
>> Also defines specific compatible string for Agilex5 and add Agilex string
>> as fallback for stratix10-soc driver initialization.
>>
>> Signed-off-by: Khairul Anuar Romli <khairul.anuar.romli@...era.com>
> 
> Reviewed-by: Xu Yilun <yilun.xu@...el.com>

How this can be reviewed if it is completely wrong and obviously not
matching the bindings from this patchset?

Best regards,
Krzysztof